- Sep 1 Daniel "Dann" Hume, New Zealand musician (Evermore), born in Feilding, New Zealand
- Sep 2 Spencer Smith, American rock drummer (Panic! at the Disco), born in Denver, Colorado
- Sep 3 Chris Fountain, British actor (Holyoaks), born in Bradford, England
- Sep 3 Sean McColl, Canadian rock climber, born in Vancouver, Canada
- Sep 5 Pierre Casiraghi, son of Princess Caroline of Monaco, born in Princess Grace Hospital Centre, Monaco
- Sep 6 Jay Shetty, English motivational speaker (Podcast On Purpose), born in London, England
- Sep 6 Ramiele Malubay, Filipino-American singer, born in Dammam, Saudi Arabia
- Sep 7 Aleksandra Wozniak, Canadian tennis player, born in Montreal, Quebec
Evan Rachel Wood (36 years old)
Sep 7 American actress (Thirteen; Westworld), born in Raleigh, North Carolina
Alexandre Bilodeau (36 years old)
Sep 8 Canadian freestyle skier (Gold in 2010 and 2014 Winter Olympics), born in Montreal, Quebec
- Sep 9 Afrojack [Nick van de Wall], Dutch DJ and record producer (Forget The World), born in Spijkenisse, Netherlands
- Sep 9 Alexandre Song, Cameroonian footballer, born in Douala, Cameroon
- Sep 11 Elizabeth Henstridge, English actress (Jemma Simmons-Agents of S.H.I.E.L.D.), born in Sheffield, South Yorkshire, England
- Sep 11 Tyler Hoechlin, American actor (Teen Wolf), born in Corona, California
- Sep 13 Luke Fitzgerald, Irish rugby union footballer, born in County Wicklow, Ireland
- Sep 15 Aly Cissokho, French football (soccer) player, born in Blois, France
- Sep 15 Ingrid Bisu, Romanian-German actress and scriptwriter (Toni Erdmann), born in Bucharest, Romania
- Sep 16 Daren Kagasoff, American actor (The Secret Life of the American Teenager), born in Encino, California
- Sep 16 Louis Ngwat-Mahop, Cameroonian football player, born in Yaoundé, Cameroon
- Sep 16 Travis Wall, American dancer and choreographer, born in Virginia Beach, Virginia
- Sep 17 Paul Huntington, English footballer, born in Carlisle, England
- Sep 18 Jinkx Monsoon [Jerick Hoffer], American drag queen, actor and singer (RuPaul's Drag Race season 5 winner), born in Portland, Oregon
- Sep 19 Danielle Panabaker, American actress (Stuck in the Suburbs), born in Augusta, Georgia
- Sep 19 Guy Williams, New Zealand comedian and TV personality (Jono and Ben), born in Christchurch, New Zealand
- Sep 19 Muhammad Iqbal Siddiq, Indonesian concert pianist and teacher, born in Jakarta, Indonesia
- Sep 20 Alex Pullin, Australian snowboarder (World C'ship gold snowboard cross 2011, 13), born in Mansfield, Australia (d. 2020)
- Sep 20 Jack Lawless, American drummer (Jonas Brothers), born in Middletown Township, New Jersey
- Sep 21 Ashley Paris, American basketball player
- Sep 21 Courtney Paris, American basketball player
- Sep 21 Jimmy Clausen, American football player
- Sep 21 Teyonah Parris, American actress (Mad Men, 2012–15; Dear White People; Chi-Raq), born in Hopkins South Carolina
- Sep 22 Tom Felton, English Actor (Draco Malfoy in Harry Potter films), born in Epsom, England
- Sep 24 Matthew Connolly, English footballer (Cardiff City), born in Barnet, England
- Sep 24 Spencer Treat Clark, American actor (Agents of S.H.I.E.L.D.), born in New York City
- Sep 26 Kim Yo-jong, North Korean politician, younger sister of leader Kim Jong-un, born in Pyongyang, North Korea
- Sep 26 Rosie Munter, Swedish pop singer (Play; K.I.D.S.), born in Stockholm, Sweden
Hilary Duff (36 years old)
Sep 28 American actress and singer (Lizzie McGuire), born in Houston, Texas
- Sep 28 Terence Crawford, American boxer (WBO welterweight title 2018-), born in Omaha, Nebraska
- Sep 30 Aida Garifullina, Russian soprano (Operalia 2013), born in Kazan, Russia
- Sep 30 Denise Laurel, Filipina actress and singer, born in Manila, Philippines
- Sep 30 Flora Duffy, Bermudian triathlete (Olympic gold 2021, Bermuda’s first ever gold medal; World C'ship gold 2016, 17), born in Paget Parish, Bermuda
About September 1987
How Old? 36 years old
Generation: Millennial
Leap Year: No
Year of the Rabbit
Year of the Dragon
Year of the Snake
Year of the Horse
Year of the Goat/Sheep
Year of the Monkey